[Numpy-discussion] formatting issues, locale and co

Charles R Harris charlesr.harris@gmail....
Sun Dec 28 01:12:19 CST 2008


On Sat, Dec 27, 2008 at 11:40 PM, David Cournapeau <
david@ar.media.kyoto-u.ac.jp> wrote:

> Robert Kern wrote:
> >
> > We should not support locales. The string representations of these
> > elements should be Python-parseable.
> >
>
> It looks like I was wrong in my analysis of the problem: I thought I was
> using the most recent implementation of PyOS_* functions in my test
> codes, but the ones in 2.6 are not the same as the ones in the current
> trunk. So the problem may be easier to fix that what I first thought:
> simply providing our own PyOS_ascii_formatd (and similar for float and
> long double) may be enough, and since we don't care about locale (%Z and
> %n), the function is simple (and can be pulled out from python sources).
>
> We would then use PyOS_ascii_format* (locale independant) instead of
> PyOS_snprintf (locale dependant) in str/repr implementation of scalar
> arrays. Does that sound acceptable to you ?
>

As long as we rename it ;) Trio might be worth a look anyway as it has some
extensions that might be useful, binary formats, for instance.

Chuck
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